/* style.css */
body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

#node-editor {
    background-color: #2b2b2b;
    border: 1px solid #444;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}